A firm is financed with market values of $$295$ million in risk$-$free debt and $$575$ million in equity. The firm$$s asset beta is $0\mathrm{.}93.$ Assume a risk$-$free rate of $2\mathrm{.}5\%,$ a market risk$-$premium of $6\mathrm{.}2\%$ and a tax rate of $25\%.$ Assume the firm$$s debt beta is $0.$ What is the firms after$-$tax weighted average cost of capital? $($answer to the fourth decimal place$)$